Comb for blueberries



FIG. 1 is a perspective view of a comb for blueberries showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a front elevational view thereof. 

The ornamental design for a comb for blueberries, as shown and described. 